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All brandsGuess Size Charts
Complete sizing guide for Guess with measurements, fit tips, and global conversions
Guess offers sizing across men, women, boys, girls, shoes. Use the tabs to filter by category, or scroll to see all available charts with measurements and conversions.
Fit Summary
Guess uses both US and European sizing. Their clothing tends to run slightly small with a fashion-forward, body-conscious fit.
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How each brand sizes relative to Guess, curated by the SizeHub editor.
Last updated: Q3 2026 · Reviewed quarterly by JC, SizeHub editor
Men's Sizing
Tops & Shirts
| Size | Chest (in) |
|---|---|
| XS | 33.9–35.8 |
| S | 38.2 |
| M | 40.2–42.1 |
| L | 44.1 |
| XL | 46.1 |
| 2XL | 46.9–48.8 |
| 3XL | 50.0–51.2 |
Pants & Bottoms
| Size | Waist (in) | Hip (in) |
|---|---|---|
| XS | 28.0–29.5 | 35.0–36.6 |
| S | 29.9–31.5 | 37.0–38.6 |
| M | 31.9–34.6 | 39.0–41.3 |
| L | 35.0–36.6 | 42.1–43.3 |
| XL | 37.0–38.6 | 44.1–45.7 |
| 2XL | 39.0–41.3 | 46.1–47.6 |
Shoes
| US | UK | EU | CM |
|---|---|---|---|
| 7.5 | — | 40 | 26.6 |
| 8 | — | 41 | 27.4 |
| 8.5 | — | 41.5 | 27.7 |
| 9 | — | 42 | 27.9 |
| 9.5 | — | 42.5 | 28.4 |
| 10 | — | 43 | 28.7 |
| 10.5 | — | 43.5 | 28.9 |
| 11 | — | 44 | 29.2 |
| 11.5 | — | 44.5 | 29.7 |
| 12 | — | 45 | 30 |
| 13 | — | 46 | 30.7 |
Women's Sizing
Tops & Shirts
| Size | Chest (in) | Waist (in) |
|---|---|---|
| XS | 33.5–35.0 | 25.2–26.4 |
| S | 35.4–37.0 | 27.2–28.3 |
| M | 37.4–39.0 | 29.1–30.3 |
| L | 39.4–42.1 | 31.1–33.5 |
| XL | 42.5–44.5 | 33.9–35.4 |
| XXL | 44.9 | 35.8 |
Pants & Bottoms
| Size | Waist (in) | Hip (in) |
|---|---|---|
| XS | 25.2–26.4 | 35.4–37.0 |
| S | 27.2–28.3 | 37.4–39.0 |
| M | 29.1–30.3 | 39.4–42.1 |
| L | 31.1–32.3 | 42.5–44.1 |
| XL | 33.9–35.4 | 44.5–46.5 |
| 2XL | 35.8 | 46.9 |
Shoes
| US | UK | EU | CM |
|---|---|---|---|
| 5 | — | 35 | 21.8 |
| 5.5 | — | 36 | 22.3 |
| 6 | — | 36.5 | 22.8 |
| 6.5 | — | 37 | 23.1 |
| 7 | — | 37.5 | 23.6 |
| 7.5 | — | 38 | 24.1 |
| 8 | — | 38.5 | 24.4 |
| 8.5 | — | 39 | 24.9 |
| 9 | — | 39.5 | 25.4 |
| 9.5 | — | 40 | 25.6 |
| 10 | — | 41 | 26.1 |
Kids' Sizing
Clothing — Children (4–7 Years)
| Size | Chest (in) |
|---|---|
| 2Y/XXS | 19.7–20.5 |
| 3Y | 20.5–21.3 |
| 4Y/XS | 21.3–22.0 |
| 5Y | 22.0–22.8 |
| 6Y/S | 22.8–23.6 |
| 7Y/S | 23.6–24.4 |
| 8Y/M | 24.4–26.0 |
| 10Y/L | 26.0–28.0 |
Shopping Tips
Consider sizing up in Guess if you prefer a relaxed fit. Their jeans use European sizing. Shoes run true to US/EU sizing.
Size Comparison
Guess fits similarly to Calvin Klein and Diesel — fashion-forward with a slim cut. Their EU sizing aligns with standard Italian sizing.
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Frequently Asked Questions
Does Guess run small?
Guess tends to run slightly small, especially in fitted styles. Consider sizing up one size for a comfortable fit.
What is Guess size M?
Women's M = IT 42 = US 6. Men's M = IT 48 = US 38.
How do Guess shoes fit?
Guess shoes run true to US/EU sizing. Their heeled styles may run slightly narrow.
How to Measure
Chest
Measure around the fullest part of your chest, keeping the tape horizontal.
Waist
Measure around your natural waistline, keeping the tape comfortably loose.
Hips
Stand with feet together and measure around the fullest part of your hips.